Search a number
-
+
10285213 = 194312589
BaseRepresentation
bin100111001111…
…000010011101
3201100112122211
4213033002131
510113111323
61004240421
7153265021
oct47170235
921315584
1010285213
115895484
123540111
132191633
14151a381
15d8270d
hex9cf09d

10285213 has 8 divisors (see below), whose sum is σ = 11079200. Its totient is φ = 9516528.

The previous prime is 10285183. The next prime is 10285217. The reversal of 10285213 is 31258201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10285213 - 25 = 10285181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10285217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5478 + ... + 7111.

It is an arithmetic number, because the mean of its divisors is an integer number (1384900).

Almost surely, 210285213 is an apocalyptic number.

It is an amenable number.

10285213 is a deficient number, since it is larger than the sum of its proper divisors (793987).

10285213 is a wasteful number, since it uses less digits than its factorization.

10285213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12651.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 10285213 is about 3207.0567503554. The cubic root of 10285213 is about 217.4725415638.

It can be divided in two parts, 1028 and 5213, that added together give a square (6241 = 792).

The spelling of 10285213 in words is "ten million, two hundred eighty-five thousand, two hundred thirteen".

Divisors: 1 19 43 817 12589 239191 541327 10285213